| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 441 | 16.334,42 | 37,04 | 5 |
| 2007 | 309 | 12.301,15 | 39,81 | 2 |
| 2008 | 413 | 19.769,91 | 47,87 | 3 |
| 2009 | 499 | 21.234,93 | 42,55 | 4 |
| 2010 | 150 | 7.914,14 | 52,76 | 4 |
| 2011 | 120 | 5.924,90 | 49,37 | 1 |
| 2012 | 179 | 8.633,36 | 48,23 | 4 |
| 2013 | 178 | 10.274,08 | 57,72 | 5 |
| 2014 | 184 | 11.615,27 | 63,13 | 5 |
| 2015 | 182 | 12.637,00 | 69,43 | 5 |
| 2016 | 197 | 10.999,94 | 55,84 | 4 |
| 2017 | 216 | 11.433,64 | 52,93 | 4 |
| 2018 | 105 | 5.864,86 | 55,86 | 3 |
| 2019 | 60 | 4.778,20 | 79,64 | 2 |
| 2020 | 70 | 3.020,10 | 43,14 | 3 |
| 2021 | 81 | 3.085,54 | 38,09 | 5 |
| 2022 | 88 | 3.938,13 | 44,75 | 4 |
| 2023 | 109 | 4.679,44 | 42,93 | 4 |
| 2024 | 142 | 5.367,53 | 37,80 | 5 |
| totale | 3.723 | 179.806,54 | 48,30 | 72 |